Apex AD-5131 3-Disc DVD Player Triple-disc DVD player with play exchange, karaoke ability, and 2 microphone inputs MP3 and Kodak Picture CD playback Dolby Digital and DTS 5.1-channel digital output (for immersive surround sound when used with a compatible AV receiver) Component-, composite-, and S-video outputs accommodate a wide range of TVs Includes Apex Full-screen Function for viewing widescreen movies in full-screen on 4:3 TVs